Codes and Frequencies
For sample adults and sample children who had an asthma episode/attack in the past 12 months (ASTHATAKYR), ASTHOTCYR identifies those who used over-the-counter medications for asthma in the past 12 months.
Other asthma-related questions were periodically included in the survey; see ASTHMAEV for a summary of these variables currently in the IPUMS NHIS.
- 1999: Sample adults age 18+ and sample children under age 18 who had an asthma attack/episode in the past 12 months.
- 1999 : SAMPWEIGHT